
The AirTAC Airtac ACQD Double Acting Compact Cylinder ACQD25X80B is a genuine double-acting COMPACT (JIS) cylinder with a piston rod out BOTH ends — a Ø25mm bore and 80mm stroke. The twin rods resist rotation and give equal push and pull force, so it carries and guides a tool platform without a separate anti-rotation guide.
The AirTAC ACQD25X80B is a double-acting JIS compact cylinder featuring a twin-rod design where a piston shaft projects from both body ends. Because a rod occupies each internal chamber, the effective annular area matches in both directions, yielding identical push and pull thrust of 188.9N at 0.5MPa and 264.5N at 0.7MPa. This symmetry is ideal for applications requiring balanced bidirectional cycles.
Twin Ø12mm rods resist torsion and increase bearing length, allowing the unit to support a small tool platform directly without needing an external anti-rotation guide. The body incorporates fixed TPU elastomer bumpers at both ends to decelerate motion near stroke limits, rather than adjustable air cushions. An M10x1.25 male thread on the rod end couples directly to your load, while the M5x0.8 PT port manages pneumatic supply.
| Model | Airtac ACQD Double Acting Compact Cylinder ACQD25X80B |
|---|---|
| Series | ACQD JIS compact double-rod cylinder |
| Bore size | Ø25 mm |
| Stroke | 80 mm |
| Acting type | Double acting, double rod |
| Port size | M5×0.8 |
| Rod end thread | M6×1.0 female / M10×1.25 male (B) |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.15 – 1.0 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 30 – 500 mm/s |
| Cushion | Bumper (both ends) |
| Max standard stroke | Up to 100 mm |
Specifications follow the official AirTAC ACQD datasheet. A rod exits both ends, so both directions use the same annular area. Confirm against the product label before installation.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 189 N | 189 N |
| 0.7 MPa | 264 N | 264 N |
| Max (@1.0 MPa) | 39 kgf | |
Because a rod occupies both chambers, push and pull forces are EQUAL — the annular area applies in each direction. Actual usable force is lower due to friction; size with a safety margin.
| ACQD | JIS compact double-acting DOUBLE-ROD cylinder series. |
|---|---|
| 25 | Bore size in mm. |
| ×80 | Stroke length in mm. |
| S | Built-in magnet for magnetic-switch sensing (omit = none). |
| B | Male-thread piston rod (omit = female thread). |
Thread: PT standard (G / NPT available). The twin rods resist rotation and add guiding length. Related: ACQ (single rod), ACQJ (adjustable stroke), TACQ (guided).
Drives dual-sided pick-and-place arms in electronics assembly, using the equal bidirectional thrust to maintain stable acceleration when shifting components between stations.
Pushes cartons on a packaging line where the two rods prevent chassis twist under offset loads, eliminating the need for a separate external guide rail.
Powers a small testing fixture that probes two parts simultaneously, using the second protruding rod end to mount a mechanical flag for a external limit sensor.
With an 80mm stroke, this 25mm bore unit generates 188.9N of force both ways. If less thrust is needed, the 20mm bore provides 117.8N; for heavier duty, the 32mm bore offers 301.6N. Choose a single-rod ACQ if you only need standard extension and can accept unequal push/pull forces. Opt for a fully guided slide like the TACQ if your load exceeds the torsional limits of the twin rods. This specific configuration includes the male rod thread (-B) but omits the internal magnet, so position sensing requires external switches or a retrofitted flag on the second rod end.
Quick checklist
The cylinder delivers an equal push and pull force of 188.9N at 0.5MPa and 264.5N at 0.7MPa, with a maximum capacity of 39kgf at 1.0MPa. Forces are identical in both directions because the twin rods create the same effective annular area on each side of the piston. The maximum standard stroke available for this 25mm bore is 100mm.
The dual rods resist torsion and extend the guide length, supporting tools without an external guide. It uses fixed TPU elastomer bumpers at the stroke ends, which are not adjustable. A plain ACQ-type cylinder will not hold a load if air pressure is lost; for fail-safe positioning, you must add an external rod lock or pilot-operated check valve.
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